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571
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Media Type
566
texts
4
movies
1
audio
Availability
550
Always Available
21
Available to Borrow
Topics & Subjects
409
SOLAR HEATING
390
NASA Technical Reports Server (NTRS)
150
SOLAR COLLECTORS
102
ENERGY POLICY
91
Solar heating
88
SOLAR ENERGY
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Creator
390
nasa technical reports server (ntrs)
54
united states: dept. of energy
26
defense technical information center
4
fowlkes, charless w.
3
pcc-tv
2
foster, william murchison, 1931-
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Language
570
English
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